<?php

namespace app\controller;

use app\model\AppUser;
use EasyWeChat\Factory;
use EasyWeChat\OfficialAccount\Application;
use think\facade\Config;
use think\facade\Db;
use think\facade\Request;
use think\facade\Route;
use think\facade\View;
use think\response\Json;

class Wechat
{
    private Application $app;

    /**
     * Notes   : 初始化微信
     *
     * @Date   : 2022/9/9 11:30
     * @Author : <Jason.C>
     */
    private function initWechat()
    {
        $this->app = Factory::officialAccount(Config::get('wechat'));
    }

    /**
     * Notes   : 获取微信授权的地址并跳转
     *
     * @Date   : 2022/9/9 11:29
     * @Author : <Jason.C>
     */
    public function url(): Json
    {
        $url      = $GLOBALS['data']['data']['url'];
        $redirect = Route::buildUrl('wechat/code', ['callback' => $url])
            ->suffix(false)
            ->domain(true);
        $this->initWechat();

        return show(SUCCESS_MESSAGE, SUCCESS_CODE, $this->app->oauth->scopes(['snsapi_userinfo'])->redirect($redirect));
    }

    /**
     * Notes   : 微信授权回调地址，获取到用户信息后，自行保存
     *
     * @Date   : 2022/9/9 11:29
     * @Author : <Jason.C>
     */
    public function code()
    {
        $this->initWechat();
        $user     = $this->app->oauth->user();
        $callback = Request::get('callback');

        $user = AppUser::where('openid', $user->getId())->find();

        if (! $user) {
            $user = AppUser::create([
                'nickname' => $user->getNickname(),
                'avatar'   => $user->getAvatar(),
                'identity' => 1,
                'openid'   => $user->getId(),
            ]);
        }
        $tokenData = ['userid' => $user->id, 'loginTime' => time(), 'rankStr' => strRand(5)];
        $token     = authcode(json_encode($tokenData), 'ENCODE');

        return redirect($callback.'?token='.$token);
    }

    /**
     * Notes   : 显示支付的页面，支付逻辑
     *
     * @Date   : 2022/9/9 11:32
     * @Author : <Jason.C>
     */
    public function payment()
    {
        $userId = $GLOBALS['data']['userid'];
        if (empty($userId)) {
            return show("未登录！", NEED_LOGIN);
        }

        $user = AppUser::find($userId);

        $notifyUrl = Route::buildUrl('wechat/paid')
            ->suffix(false)
            ->domain(true);
        $config    = Config::get('wechat.payment');
        $payment   = Factory::payment($config);
        $unify     = $payment->order->unify([
            'body'         => '商品订单',
            'out_trade_no' => time(),
            'total_fee'    => 100,
            'notify_url'   => $notifyUrl,
            'trade_type'   => 'JSAPI',
            'openid'       => $user->openid,
        ]);
        dump($unify);
//        $prepayId = $unify->prepay_id;
//        $jssdk    = $payment->jssdk->bridgeConfig($prepayId);
//        return View::fetch('', ['jssdk' => $jssdk]);
    }

    /**
     * Notes   : 支付完成回调
     *
     * @Date   : 2022/9/9 11:33
     * @Author : <Jason.C>
     */
    public function paid()
    {

    }

}